#include "iostm8s103f3.h"
#define LCD_CLK PC_ODR_ODR4//OLED时钟
#define LCD_MOSI PC_ODR_ODR3 //OLED数据
#define LCD_CS PC_ODR_ODR6 //OLED片选
#define LCD_DC PC_ODR_ODR5 //OLED命令/数据切换
#define XLevelL 0x00
#define XLevelH 0x10
#define XLevel ((XLevelH&0x0F)*16+XLevelL)
#define Max_Column 128
#define Max_Row 64
#define Brightness 0xCF
#define X_WIDTH 128
#define Y_WIDTH 64
/*********************LCD写数据************************************/
void LCD_WrDat(unsigned char dat)
{
unsigned char i;
LCD_DC=1;
for(i=0;i<8;i++) //发送一个八位数据
{
if((dat << i) & 0x80)
{LCD_MOSI = 1;}
else LCD_MOSI = 0;
LCD_CLK = 0;
LCD_CLK = 1;
}
}
/*********************LCD写命令************************************/
void LCD_WrCmd(unsigned char cmd)
{
unsigned char i;
LCD_DC=0;
for(i=0;i<8;i++) //发送一个八位数据
{
if((cmd << i) & 0x80)
{LCD_MOSI = 1;}
else LCD_MOSI = 0;
LCD_CLK = 0;
LCD_CLK = 1;
}
}
/*********************LCD 设置坐标************************************/
void LCD_Set_Pos(unsigned char x, unsigned char y)
{
LCD_WrCmd(0xb0+y);
LCD_WrCmd(((x&0xf0)>>4)|0x10);
LCD_WrCmd((x&0x0f)|0x01);
}
/*********************LCD全屏************************************/
void LCD_Fill(unsigned char bmp_dat)
{
unsigned char y,x;
for(y=0;y<8;y++)
{
LCD_WrCmd(0xb0+y);
LCD_WrCmd(0x01);
LCD_WrCmd(0x10);
for(x=0;x<X_WIDTH;x++)
LCD_WrDat(bmp_dat);
}
}
/*********************LCD复位************************************/
void LCD_CLS(void)
{
unsigned char y,x;
for(y=0;y<8;y++)
{
LCD_WrCmd(0xb0+y);
LCD_WrCmd(0x01);
LCD_WrCmd(0x10);
for(x=0;x<X_WIDTH;x++)
LCD_WrDat(0);
}
}
/*********************LCD初始化************************************/
void OLED_Init(void)
{
DelayMS(500);//这里的延时很重要
LCD_CS=0;
LCD_WrCmd(0xae);//--turn off oled panel
LCD_WrCmd(0x00);//---set low column address
LCD_WrCmd(0x10);//---set high column address
LCD_WrCmd(0x40);//--set start line address Set Mapping RAM Display Start Line (0x00~0x3F)
LCD_WrCmd(0x81);//--set contrast control register
LCD_WrCmd(0xcf); // Set SEG Output Current Brightness
LCD_WrCmd(0xa1);//--Set SEG/Column Mapping 0xa0左右反置 0xa1正常
LCD_WrCmd(0xc8);//Set COM/Row Scan Direction 0xc0上下反置 0xc8正常
LCD_WrCmd(0xa6);//--set normal display
LCD_WrCmd(0xa8);//--set multiplex ratio(1 to 64)
LCD_WrCmd(0x3f);//--1/64 duty
LCD_WrCmd(0xd3);//-set display offset Shift Mapping RAM Counter (0x00~0x3F)
LCD_WrCmd(0x00);//-not offset
LCD_WrCmd(0xd5);//--set display clock divide ratio/oscillator frequency
LCD_WrCmd(0x80);//--set divide ratio, Set Clock as 100 Frames/Sec
LCD_WrCmd(0xd9);//--set pre-charge period
LCD_WrCmd(0xf1);//Set Pre-Charge as 15 Clocks & Discharge as 1 Clock
LCD_WrCmd(0xda);//--set com pins hardware configuration
LCD_WrCmd(0x12);
LCD_WrCmd(0xdb);//--set vcomh
LCD_WrCmd(0x40);//Set VCOM Deselect Level
LCD_WrCmd(0x20);//-Set Page Addressing Mode (0x00/0x01/0x02)
LCD_WrCmd(0x02);//
LCD_WrCmd(0x8d);//--set Charge Pump enable/disable
LCD_WrCmd(0x14);//--set(0x10) disable
LCD_WrCmd(0xa4);// Disable Entire Display On (0xa4/0xa5)
LCD_WrCmd(0xa6);// Disable Inverse Display On (0xa6/a7)
LCD_WrCmd(0xaf);//--turn on oled panel
LCD_Fill(0x00); //初始清屏
LCD_Set_Pos(0,0);
}
/*****************功能描述：显示16*16点阵 显示的坐标（x,y），y为页范围0～7****************************/
void LCD_P16x16Ch(unsigned char x, unsigned char y, unsigned char N)
{
unsigned char wm=0;
unsigned int adder=32*N; //
LCD_Set_Pos(x , y);
for(wm = 0;wm < 16;wm++) //
{
LCD_WrDat(F16x16[adder]);
adder += 1;
}
LCD_Set_Pos(x,y + 1);
for(wm = 0;wm < 16;wm++) //
{
LCD_WrDat(F16x16[adder]);
adder += 1;
}
}
/***********功能描述：显示缓存单字16*24 起始点坐标(x,y),x的范围0～127，y为页的范围0～7**********/
void WRT_HIGDATA(unsigned char x,unsigned char y,unsigned char txd)
{
unsigned char i;
LCD_Set_Pos(x, y);
for(i=0;i<12;i++)
{LCD_WrDat(F16x24[ txd*36+i]); }
LCD_Set_Pos(x, y+1);
for(i=0;i<12;i++)
{LCD_WrDat(F16x24[txd*36+i+12]);}
LCD_Set_Pos(x, y+2);
for(i=0;i<12;i++)
{LCD_WrDat(F16x24[ txd*36+i+24]); }
}
/*****************功能描述：显示缓存单字24*24 显示的坐标（x,y），y为页范围0～7****************************/
void WRT_DATA(unsigned char x,unsigned char y,unsigned char txd)
{
unsigned char i;
LCD_Set_Pos(x, y);
for(i=0;i<24;i++)
{LCD_WrDat(F24x24[ txd*72+i]); }
LCD_Set_Pos(x, y+1);
for(i=0;i<24;i++)
{LCD_WrDat(F24x24[txd*72+i+24]);}
LCD_Set_Pos(x, y+2);
for(i=0;i<24;i++)
{LCD_WrDat(F24x24[ txd*72+i+48]); }
}
/***********功能描述：显示缓存单字8*16 起始点坐标(x,y),x的范围0～127，y为页的范围0～7**********/
void WRT_LOWDATA(unsigned char x,unsigned char y,unsigned char txd)
{
unsigned char i;
LCD_Set_Pos(x, y);
for(i=0;i<8;i++)
{LCD_WrDat(F8X16[ txd*16+i]); }
LCD_Set_Pos(x+8, y);
for(i=0;i<8;i++)
{LCD_WrDat(F8X16[txd*16+i+8]);}
}
